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Search›Companies›Sealion OÜ
16634557ActivePrivate limited companyEE102567580 · VAT-registered

Sealion OÜ

Harju maakond, Tallinn, Kesklinna linnaosa, Lai tn 13-3·EMTAK 62101 — Computer programming activities·3+ years
Andmed · ···
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Overview

e-Business Register · 5 h ago
Registry code
e-Business Register
Legal form
Private limited company
Registered
19.12.2022e-Business Register
Address
Lai tn 13-3, Kesklinna linnaosa, Tallinn, 10133 Harju maakondADS · e-Business Register
E-mail address
sealow@sealion.come-Business Register
Principal activity
EMTAK 62101 - Computer programming activitiese-Business Register · ETCB
VAT number
ETCB · VAT-registered
Share capital
2500,00 €e-Business Register
Estonia's public business register
HomeViewsIndustriesBlogSourcesAbout

Public registry of Estonian companies — every fact traceable to a source and a date. Free and ad-free for everyone.

Nimistu MTÜ
Address: Parda tn 8, 10151 Tallinn, Estonia
E-mail: info@nimistu.ee

Browse

  • Home
  • Views
  • Industries
  • Recent registrations

Data

  • 72 sources
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© 2026 Nimistu MTÜ. License CC-BY-SA 4.0 · details
Data · 7 sourcese-Business Register · 2 min agoMTA
e-Business Register ↗

Registered 19. detsember 2022, primary activity: Computer programming activities. Main place of business in Kesklinna linnaosa, Tallinn, Harju maakond.

Revenue 2026 (I kv)
85 125 €
▼ 28% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
3
2026 (MTA)
Taxes paid
98 871 €
State + labour taxes · 2026 (I kv)
Tax debt
0 €
As of 26.06.2026 (MTA)
Revenue 2026 (I kv)
85k €
▼ 28% vs 2025 I kv
As of 10.04.2026 (MTA)
Employees
3
2026 (MTA)
Taxes paid
99k €
State + labour taxes · 2026 (I kv)
Tax debt
€0
As of 26.06.2026 (MTA)

Officers

e-Business Register · 5 h ago
JH
Johan Henrik Robert Haneklou
Born 1998 · 27 y · board member since 19.12.2022
Board member

Founders

e-Business Register · 5 h ago
JH
Johan Henrik Robert Haneklou
Born 1998 · 27 y · founder since 18.12.2022
Founder · 3k €

Shareholders

e-Business Register · 5 h ago
JH
Johan Henrik Robert Haneklou
Born 1998 · 27 y · shareholder since 02.09.2023
Shareholder 100% · 3k €

Beneficial owners

e-Business Register · 5 h ago
JH
Johan Henrik Robert Haneklou
Born 1998 · 27 y · ultimate beneficial owner since 19.12.2022
Ultimate beneficial owner

Annual reports (3)

e-Business Register · annual reports · 6 päeva tagasi
Revenue 2025
274k €
↘ -55.8% vs 2024
State taxes 2025
343k €
↗ +47.4% vs 2024
Employees 2025
2
0.0% vs 2024
YearRevenueProfitEquity

Taxes, revenue and employees

Estonian Tax and Customs Board · 10.04.2026 as of
1,0m €500k €0

History

last 2 years · MTA + ÄR + MTR + Procurements
2026
21.05.2026ReportEsitati 2025. aasta aruanne— Käive 274 190 €
2025
21.05.2025ReportEsitati 2024. aasta aruanne— Käive 619 885 €

Connected companies

Same-person ties · e-Business Register

Sealion OÜ is connected to 1 other company through 1 person who hold a role here and elsewhere. The strongest tie runs through Johan Henrik Robert Haneklou (1 company).

Total connections
1
via 1 person
Connecting people
1
Active here
Distinct roles
4
Board member · Founder
Strongest tie
Johan
1 company
Via personJohan Henrik Robert Haneklou
Assets
Employees
2025274 190 €−636 403 €507k €523k €221.05.2026
2024619 885 €−285 078 €1,1m €1,2m €221.05.2025
20231 594 161 €1 426 214 €1,4m €1,4m €002.05.2024
Original files in PDF – the full register on e-Business Register.View reports on e-Business Register
20222023202420252026
YearRevenue (a)State taxesTaxes on workforceEmployees (Q4)
2026I Q85 125 €47 483 €51 388 €3
2025330 681 €343 262 €371 189 €2
2024937 599 €232 831 €252 424 €2
20231 614 609 €––1
2022––––
Quarterly breakdown
YearQ1Q2Q3Q4
Revenue 202685k €–––
State taxes 202647k €–––
Taxes on workforce 202651k €–––
Employees 20263–––
Revenue 2025118k €85k €85k €43k €
State taxes 202573k €60k €51k €159k €
Taxes on workforce 202579k €65k €55k €172k €
Employees 20252222
Revenue 2024221k €203k €383k €131k €
State taxes 202431k €62k €61k €78k €
Taxes on workforce 202434k €68k €66k €84k €
Employees 20241222
Revenue 20230 €836k €261k €517k €
State taxes 2023––––
Taxes on workforce 2023––––
Employees 2023–––1
Revenue 2022––––
State taxes 2022––––
Taxes on workforce 2022––––
Employees 2022––––
1
JH
Johan Henrik Robert Haneklou
board member, founder, shareholder 100%, ultimate beneficial owner
1 other company›
CompanyRoleReg. code
Estonian Gamedev Guild MTÜ
FounderUltimate beneficial ownerBoard member
80661187